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pymatgen.analysis.chemenv.utils.math_utils.html
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<title>pymatgen.analysis.chemenv.utils.math_utils module — pymatgen 2019.5.1 documentation</title>
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<div class="section" id="module-pymatgen.analysis.chemenv.utils.math_utils">
<span id="pymatgen-analysis-chemenv-utils-math-utils-module"></span><h1>pymatgen.analysis.chemenv.utils.math_utils module<a class="headerlink" href="#module-pymatgen.analysis.chemenv.utils.math_utils" title="Permalink to this headline">¶</a></h1>
<p>This module contains some math utils that are used in the chemenv package.</p>
<dl class="function">
<dt id="pymatgen.analysis.chemenv.utils.math_utils.cosinus_step">
<code class="descname">cosinus_step</code><span class="sig-paren">(</span><em>xx</em>, <em>edges=None</em>, <em>inverse=False</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/pymatgen/analysis/chemenv/utils/math_utils.html#cosinus_step"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#pymatgen.analysis.chemenv.utils.math_utils.cosinus_step" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="function">
<dt id="pymatgen.analysis.chemenv.utils.math_utils.divisors">
<code class="descname">divisors</code><span class="sig-paren">(</span><em>n</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/pymatgen/analysis/chemenv/utils/math_utils.html#divisors"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#pymatgen.analysis.chemenv.utils.math_utils.divisors" title="Permalink to this definition">¶</a></dt>
<dd><p>From a given natural integer, returns the list of divisors in ascending order
:param n: Natural integer
:return: List of divisors of n in ascending order</p>
</dd></dl>
<dl class="function">
<dt id="pymatgen.analysis.chemenv.utils.math_utils.get_center_of_arc">
<code class="descname">get_center_of_arc</code><span class="sig-paren">(</span><em>p1</em>, <em>p2</em>, <em>radius</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/pymatgen/analysis/chemenv/utils/math_utils.html#get_center_of_arc"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#pymatgen.analysis.chemenv.utils.math_utils.get_center_of_arc" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="function">
<dt id="pymatgen.analysis.chemenv.utils.math_utils.get_linearly_independent_vectors">
<code class="descname">get_linearly_independent_vectors</code><span class="sig-paren">(</span><em>vectors_list</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/pymatgen/analysis/chemenv/utils/math_utils.html#get_linearly_independent_vectors"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#pymatgen.analysis.chemenv.utils.math_utils.get_linearly_independent_vectors" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="function">
<dt id="pymatgen.analysis.chemenv.utils.math_utils.normal_cdf_step">
<code class="descname">normal_cdf_step</code><span class="sig-paren">(</span><em>xx</em>, <em>mean</em>, <em>scale</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/pymatgen/analysis/chemenv/utils/math_utils.html#normal_cdf_step"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#pymatgen.analysis.chemenv.utils.math_utils.normal_cdf_step" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="function">
<dt id="pymatgen.analysis.chemenv.utils.math_utils.power2_decreasing_exp">
<code class="descname">power2_decreasing_exp</code><span class="sig-paren">(</span><em>xx</em>, <em>edges=None</em>, <em>alpha=1.0</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/pymatgen/analysis/chemenv/utils/math_utils.html#power2_decreasing_exp"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#pymatgen.analysis.chemenv.utils.math_utils.power2_decreasing_exp" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="function">
<dt id="pymatgen.analysis.chemenv.utils.math_utils.power2_inverse_decreasing">
<code class="descname">power2_inverse_decreasing</code><span class="sig-paren">(</span><em>xx</em>, <em>edges=None</em>, <em>prefactor=None</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/pymatgen/analysis/chemenv/utils/math_utils.html#power2_inverse_decreasing"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#pymatgen.analysis.chemenv.utils.math_utils.power2_inverse_decreasing" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="function">
<dt id="pymatgen.analysis.chemenv.utils.math_utils.power2_inverse_power2_decreasing">
<code class="descname">power2_inverse_power2_decreasing</code><span class="sig-paren">(</span><em>xx</em>, <em>edges=None</em>, <em>prefactor=None</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/pymatgen/analysis/chemenv/utils/math_utils.html#power2_inverse_power2_decreasing"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#pymatgen.analysis.chemenv.utils.math_utils.power2_inverse_power2_decreasing" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="function">
<dt id="pymatgen.analysis.chemenv.utils.math_utils.power2_inverse_powern_decreasing">
<code class="descname">power2_inverse_powern_decreasing</code><span class="sig-paren">(</span><em>xx</em>, <em>edges=None</em>, <em>prefactor=None</em>, <em>powern=2.0</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/pymatgen/analysis/chemenv/utils/math_utils.html#power2_inverse_powern_decreasing"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#pymatgen.analysis.chemenv.utils.math_utils.power2_inverse_powern_decreasing" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="function">
<dt id="pymatgen.analysis.chemenv.utils.math_utils.power2_tangent_decreasing">
<code class="descname">power2_tangent_decreasing</code><span class="sig-paren">(</span><em>xx</em>, <em>edges=None</em>, <em>prefactor=None</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/pymatgen/analysis/chemenv/utils/math_utils.html#power2_tangent_decreasing"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#pymatgen.analysis.chemenv.utils.math_utils.power2_tangent_decreasing" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="function">
<dt id="pymatgen.analysis.chemenv.utils.math_utils.power3_step">
<code class="descname">power3_step</code><span class="sig-paren">(</span><em>xx</em>, <em>edges=None</em>, <em>inverse=False</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/pymatgen/analysis/chemenv/utils/math_utils.html#power3_step"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#pymatgen.analysis.chemenv.utils.math_utils.power3_step" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="function">
<dt id="pymatgen.analysis.chemenv.utils.math_utils.powern_decreasing">
<code class="descname">powern_decreasing</code><span class="sig-paren">(</span><em>xx</em>, <em>edges=None</em>, <em>nn=2</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/pymatgen/analysis/chemenv/utils/math_utils.html#powern_decreasing"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#pymatgen.analysis.chemenv.utils.math_utils.powern_decreasing" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="function">
<dt id="pymatgen.analysis.chemenv.utils.math_utils.powern_parts_step">
<code class="descname">powern_parts_step</code><span class="sig-paren">(</span><em>xx</em>, <em>edges=None</em>, <em>inverse=False</em>, <em>nn=2</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/pymatgen/analysis/chemenv/utils/math_utils.html#powern_parts_step"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#pymatgen.analysis.chemenv.utils.math_utils.powern_parts_step" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="function">
<dt id="pymatgen.analysis.chemenv.utils.math_utils.prime_factors">
<code class="descname">prime_factors</code><span class="sig-paren">(</span><em>n</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/pymatgen/analysis/chemenv/utils/math_utils.html#prime_factors"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#pymatgen.analysis.chemenv.utils.math_utils.prime_factors" title="Permalink to this definition">¶</a></dt>
<dd><p>Lists prime factors of a given natural integer, from greatest to smallest
:param n: Natural integer
:rtype : list of all prime factors of the given natural n</p>
</dd></dl>
<dl class="function">
<dt id="pymatgen.analysis.chemenv.utils.math_utils.scale_and_clamp">
<code class="descname">scale_and_clamp</code><span class="sig-paren">(</span><em>xx</em>, <em>edge0</em>, <em>edge1</em>, <em>clamp0</em>, <em>clamp1</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/pymatgen/analysis/chemenv/utils/math_utils.html#scale_and_clamp"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#pymatgen.analysis.chemenv.utils.math_utils.scale_and_clamp" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="function">
<dt id="pymatgen.analysis.chemenv.utils.math_utils.smootherstep">
<code class="descname">smootherstep</code><span class="sig-paren">(</span><em>xx</em>, <em>edges=None</em>, <em>inverse=False</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/pymatgen/analysis/chemenv/utils/math_utils.html#smootherstep"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#pymatgen.analysis.chemenv.utils.math_utils.smootherstep" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="function">
<dt id="pymatgen.analysis.chemenv.utils.math_utils.smoothstep">
<code class="descname">smoothstep</code><span class="sig-paren">(</span><em>xx</em>, <em>edges=None</em>, <em>inverse=False</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/pymatgen/analysis/chemenv/utils/math_utils.html#smoothstep"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#pymatgen.analysis.chemenv.utils.math_utils.smoothstep" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
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